4.0 Mechanical/Electrical Specifications
4.3 Electrical Characteristics
CN8330
DS3/E3 Framer with 52 Mbps HDLC Controller
4.3 Electrical Characteristics
4.3.1 DC Characteristics
All inputs and bidirectional signals have input thresholds compatible with TTL
drive levels. All outputs are CMOS drive levels and can be used with CMOS or
TTL logic (see
and
Specific characteristics given in
and
apply over an operating temperature range of –40° to
+85
°
C and a supply voltage range of 4.75 to 5.25 volts, unless otherwise noted.
Table 4-6. DC Characteristics
Parameter
V
DD
V
OH
V
OL
V
IH
(1)
V
IL
I
DD
I
DD
I
IL
C
IN
C
OUT
—
—
NOTE(S):
(1)
Description
Supply Voltage
All Outputs, except as noted
in
All Outputs, except as noted
in
Input Voltage High
Input Voltage Low
Supply Current
Supply Current
Input Leakage Current
Input Capacitance
Output Capacitance
ESD Protection
Latch-up Input Current
—
Conditions
Min
4.75
2.4
—
2.0
—
—
—
—
—
—
2
150
Typ
5.00
4.5
0.2
—
—
—
—
±1.0
—
—
>3
>400
Max
5.25
—
0.4
—
0.8
175
150
±10
3
10
—
—
Units
V
V
V
V
V
mA
mA
µA
pF
pF
kV
mA
I
OH
= – 4 mA
I
OL
= 4 mA
—
—
V
DD
= 5.25 V @ 52 MHz
V
DD
= 5.25 V @ 45 MHz
—
Inputs and AD[7:0]
All Outputs
MIL-STD-883C
Method 3015
JEDEC JC-40.2
Following pins need slightly higher VIH input voltage than specified:
TXCKI = 2.2V, INIT_N = 2.1 V
4-6
Conexant
100441E
CONEXANT [ CONEXANT SYSTEMS, INC ]
